CaratHunter
Plans
Round|Natural|GIA

3.40ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6552040789

Certificate GIA 6552040789

Diamond specifications and retailer prices

From HK$240,726 HKD
$30,681 USD
As of November 2, 2026
Save HK$178,711 HKD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$419,438 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 3.4ct natural round diamond

This 3.4ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552040789. Listed at 16 retailers as of November 2, 2026, with prices from HK$240,726 to HK$419,438, a HK$178,711 spread on the same certified stone. MOH London lists it at HK$419,438. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.40
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552040789
Dimensions9.57 × 9.55 × 5.96 mm
L/W Ratio1.00
Top View
9.57 mm9.55 mm3.40 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552040789
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$419,438 HKD|Low: HK$262,831 HKD|High: HK$424,500 HKD|Avg: HK$318,581 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 7HK$265,976 HKD
Retailer 2HK$266,211 HKD
Retailer 6HK$268,572 HKD
Retailer 4HK$324,420 HKD
Retailer 3HK$326,039 HKD
Retailer 5HK$348,161 HKD
MOH LondonHK$419,438 HKD

37 data points across 7 retailers

16 retailersHK$240,726 HKD to HK$419,438 HKD

A
Cheapest Retailer
-
HK$240,726 HKD
$30,681 USD
A
Retailer 2
-
HK$244,516 HKD
$31,164 USD
View
B+
Retailer 3
-
HK$260,765 HKD
$33,235 USD
View
Retailer 4
-
HK$265,976 HKD
A$52,153 AUD
View
Price last confirmed 30 days ago
B+
Retailer 5
-
HK$266,211 HKD
£26,716 GBP
View
B+
Retailer 6
-
HK$268,572 HKD
$34,230 USD
View
Retailer 7
-
HK$268,572 HKD
$34,230 USD
View
Price last confirmed 26 days ago
Retailer 8
-
HK$279,761 HKD
$35,656 USD
View
Price last confirmed 37 days ago
Retailer 9
-
HK$281,997 HKD
$35,941 USD
View
Price last confirmed 34 days ago
B+
Retailer 10
-
HK$287,175 HKD
$36,601 USD
View
Retailer 11
-
HK$290,949 HKD
$37,082 USD
View
Price last confirmed 35 days ago
Retailer 12
-
HK$302,138 HKD
$38,508 USD
View
Price last confirmed 35 days ago
B
Retailer 13
-
HK$324,420 HKD
€39,379 EUR
View
B
Retailer 14
-
HK$326,039 HKD
£32,720 GBP
View
B
Retailer 15
-
HK$348,161 HKD
ZAR 716,863 ZAR
View
Most Expensive
B
MOH London
D18FDFF50 · Nov 2
HK$419,438 HKD
£42,093 GBP
View
15 more retailers have this diamond
Prices start from HK$240,726 HKDSave up to HK$178,711 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.40ct Round
HK$240,726 HKD